“The diversity of textures and compositions at Mount Washburn was an exciting discovery for the team, as these rocks represent a grab bag of geologic gifts brought down from the crater rim and potentially beyond,” said Brad Garczynski of Western Washington University in Bellingham…
Meltwater from fast-disappearing glaciers also is eating into newly exposed rock in the Cordillera Blanca mountains, turning the water rushing downstream acidic – sometimes as much as lemon juice, making it undrinkable, said John All, a climate researcher and director of the Mountain…